Whether you are a beginner or intermediate, this class is for you. Welding as a hobby is a fun activity and a great way to tackle some of those DIY projects. This beginning/intermediate course is ...

Life may have emerged from a surprisingly simple network of chemical reactions long before cells or genes existed.

Dividend stocks (which commonly are value stocks, but can be growth stocks) are great ways to drive long-term performance of ...

Oxygen is the second most abundant element in Earth's atmosphere. Although critical for aerobic respiration, it also poses significant dangers to life. The reduction of molecular oxygen to water by ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

Abstract: Dissolved gas analysis (DGA) is an important online monitoring technique for power transformers. When there are some faults in oil-immersed transformers, insulation materials will decompose ...

Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, Fritz-Haber Institut der Max Planck Gesellschaft, 14195 Berlin, Germany, and Department of Physics ...

If your oxygen saturation level drops below 92%, seek medical help right away. A dangerously low oxygen level can make you feel short of breath or confused, or cause chest pain. Low oxygen can lead to ...

A PaO2 test measures oxygen pressure in arterial blood to help guide treatment for respiratory issues. This test is part of an arterial blood gas (ABG) test, which also measures other components like ...